<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

 <head>

  <title>CSS Test: floats - zero height empty float</title>

  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" />
  <!-- Inspired by http://test.csswg.org/suites/css2.1/20100727/html4/floats-107.htm -->
  <link rel="help" title="Section 9.5 Floats" href="http://www.w3.org/TR/CSS21/visuren.html#floats" />
  <meta content="A zero-height (margin-box) empty float without border and without padding will not require the line box to be shortened; in such case, the zero-height (margin-box) empty float will slide in or will fit in at the top of the line box." name="assert" />
  <meta content="" name="flags" />

  <style type="text/css">* { margin: 0; padding: 0 }<![CDATA[
   #rel-pos-containing-block {position: relative;}

   #green-overlapping-abs-pos
   {
   background-color: green;
   border-top: green solid 2em;
   border-bottom: green solid 2em;
   left: 0em;
   padding: 3em;
   position: absolute;
   width: 8em;
   z-index: auto;
   }

   #zero-height-first-float
   {
   float: left;
   width: 18em; /* or any other width number which would represent less than the document box width */
   }
   
   #red-overlapped-second-float
   {
   background-color: red;
   float: left;
   padding: 5em;
   width: 4em; 
   }
  ]]></style>

 </head>

 <body>

  <p>Test passes if there is a filled green rectangle and <strong>no red</strong>.</p>

  <div id="rel-pos-containing-block">
   <div id="green-overlapping-abs-pos"></div>
   <div id="zero-height-first-float"></div>
   <div id="red-overlapped-second-float"></div>
  </div>

 </body>
</html>